ZA737572B - Process and apparatus for producing perforated seamless tubular films - Google Patents
Process and apparatus for producing perforated seamless tubular filmsInfo
- Publication number
- ZA737572B ZA737572B ZA737572*A ZA737572A ZA737572B ZA 737572 B ZA737572 B ZA 737572B ZA 737572 A ZA737572 A ZA 737572A ZA 737572 B ZA737572 B ZA 737572B
- Authority
- ZA
- South Africa
- Prior art keywords
- seamless tubular
- tubular films
- producing perforated
- perforated seamless
- producing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2028/00—Nets or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7237186A FR2203703B1 (en) | 1972-10-20 | 1972-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA737572B true ZA737572B (en) | 1974-08-28 |
Family
ID=9105936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA737572*A ZA737572B (en) | 1972-10-20 | 1973-09-25 | Process and apparatus for producing perforated seamless tubular films |
Country Status (12)
Country | Link |
---|---|
US (1) | US3947174A (en) |
JP (1) | JPS5653499B2 (en) |
AR (1) | AR199495A1 (en) |
AU (1) | AU473433B2 (en) |
CA (1) | CA1009411A (en) |
CH (1) | CH570864A5 (en) |
DD (1) | DD107629A5 (en) |
ES (1) | ES418812A1 (en) |
FR (1) | FR2203703B1 (en) |
GB (1) | GB1424606A (en) |
IL (1) | IL43327A (en) |
ZA (1) | ZA737572B (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4303609A (en) * | 1978-01-03 | 1981-12-01 | Jacques Hureau | Process for extruding a thermoplastic sheath in the form of a tubular film provided with perforations and device for carrying out the process |
FR2445763A1 (en) * | 1979-01-03 | 1980-08-01 | Hureau Jean Claude | PROCESS FOR THE EXTRUSION OF A THERMOPLASTIC SHEATH IN THE FORM OF A TUBULAR FILM PROVIDED WITH PERFORATIONS AND DEVICE FOR CARRYING OUT THE METHOD |
US4239830A (en) * | 1979-03-29 | 1980-12-16 | Harry Ball | Webbed plastic tubing |
IT1136831B (en) * | 1981-03-31 | 1986-09-03 | R D B Plastotecnica Srl | PROCEDURE AND EQUIPMENT TO OBTAIN DIRECTLY A PERFORATED SHEET IN THE EXTRUSION OF PLASTIC MATERIALS |
GB2153279B (en) * | 1984-02-01 | 1987-07-29 | Atomic Energy Authority Uk | A method and apparatus for extrusion |
US4695422A (en) * | 1984-02-16 | 1987-09-22 | The Procter & Gamble Company | Production of formed material by solid-state formation with a high-pressure liquid stream |
US4839216A (en) * | 1984-02-16 | 1989-06-13 | The Procter & Gamble Company | Formed material produced by solid-state formation with a high-pressure liquid stream |
FI70388C (en) * | 1985-07-24 | 1986-09-19 | Uponor Ab | SAETT OCH ANORDNING FOER ATT AOSTADKOMMA ETT HAOL I ETT PLASTROER |
US4702920A (en) * | 1986-11-17 | 1987-10-27 | William Goodman | Potter's wheel with rotating extruder |
US4778644A (en) * | 1987-08-24 | 1988-10-18 | The Procter & Gamble Company | Method and apparatus for making substantially fluid-impervious microbubbled polymeric web using high pressure liquid stream |
US4846821A (en) * | 1987-08-24 | 1989-07-11 | The Procter & Gamble Company | Substantially fluid-impervious microbubbled polymeric web exhibiting low levels of noise when subjected to movement |
US4772444A (en) * | 1987-08-24 | 1988-09-20 | The Procter & Gamble Company | Method and apparatus for making microbubbled and/or microapertured polymeric webs using hydraulic pressure |
FR2675074B1 (en) * | 1991-04-10 | 1995-04-07 | Jacques Hureau | PROCESS AND DEVICE FOR THE CONTINUOUS MANUFACTURE OF FILMS OR SHEETS OF THERMOPLASTIC MATERIAL AND LACUNAR STRUCTURE. |
MY109355A (en) * | 1991-09-20 | 1997-01-31 | Hellentic Plastics And Rubber Ind Menelaos Petsetakis S A | Extrusion of materials. |
JPH07506076A (en) | 1992-04-27 | 1995-07-06 | エス.シー.ジョンソン ホーム ストーレイジ,インコーポレーテッド | Microporous film and packaging bags made therefrom |
US6977109B1 (en) * | 1998-07-24 | 2005-12-20 | 3M Innovative Properties Company | Microperforated polymeric film for sound absorption and sound absorber using same |
CN111844665A (en) * | 2020-06-01 | 2020-10-30 | 义乌市五环印刷有限公司 | Iris film production equipment and application method thereof |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2834983A (en) * | 1955-11-30 | 1958-05-20 | Gen Motors Corp | Apparatus for fabrication of perforated tubes |
US3038198A (en) * | 1956-01-03 | 1962-06-12 | Kendall & Co | Apparatus for perforating thermoplastic sheets |
US3372920A (en) * | 1965-07-12 | 1968-03-12 | Nat Distillers Chem Corp | Method for producing thermoplastic sheet material |
GB1400084A (en) * | 1971-12-02 | 1975-07-16 | Labarre M | Machine for producing perforated sleeves |
-
1972
- 1972-10-20 FR FR7237186A patent/FR2203703B1/fr not_active Expired
-
1973
- 1973-05-30 CH CH780773A patent/CH570864A5/xx not_active IP Right Cessation
- 1973-09-06 GB GB4201773A patent/GB1424606A/en not_active Expired
- 1973-09-17 ES ES418812A patent/ES418812A1/en not_active Expired
- 1973-09-25 ZA ZA737572*A patent/ZA737572B/en unknown
- 1973-09-26 IL IL43327A patent/IL43327A/en unknown
- 1973-10-02 US US05/402,827 patent/US3947174A/en not_active Expired - Lifetime
- 1973-10-04 CA CA182,689A patent/CA1009411A/en not_active Expired
- 1973-10-11 JP JP11335473A patent/JPS5653499B2/ja not_active Expired
- 1973-10-16 AR AR250543A patent/AR199495A1/en active
- 1973-10-18 DD DD174149*A patent/DD107629A5/xx unknown
- 1973-10-19 AU AU61597/73A patent/AU473433B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AR199495A1 (en) | 1974-09-09 |
JPS5653499B2 (en) | 1981-12-19 |
AU6159773A (en) | 1975-04-24 |
AU473433B2 (en) | 1976-06-24 |
ES418812A1 (en) | 1976-03-16 |
GB1424606A (en) | 1976-02-11 |
FR2203703B1 (en) | 1976-03-26 |
FR2203703A1 (en) | 1974-05-17 |
IL43327A0 (en) | 1973-11-28 |
DE2349213A1 (en) | 1974-05-02 |
CH570864A5 (en) | 1975-12-31 |
IL43327A (en) | 1977-10-31 |
US3947174A (en) | 1976-03-30 |
JPS4974750A (en) | 1974-07-18 |
CA1009411A (en) | 1977-05-03 |
DE2349213B2 (en) | 1976-07-29 |
DD107629A5 (en) | 1974-08-12 |
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